Finding the Fourth Proportional to 25,167,898.02, 37,745,712.38 and 6,971,620.62
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Solution
The fourth proportional to 25,167,898.02, 37,745,712.38 and 6,971,620.62 is: 10,455,731.60
Step by Step Solution
- Step 1: Write the proportion equation
25,167,898.02 : 37,745,712.38 = 6,971,620.62 : x - Step 2: Convert to fraction form
25,167,898.02/37,745,712.38 = 6,971,620.62/x - Step 3: Cross multiply
25,167,898.02x = 37,745,712.38 × 6,971,620.62 - Step 4: Simplify right side
25,167,898.02x = 263,148,786,744,997.31 - Step 5: Solve for x
x = 263,148,786,744,997.31/25,167,898.02 - Step 6: Final answer
x = 10,455,731.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.